OSHA Accident Investigation · Summary #774984
NELSON ELECTRIC
TULSA, OK·
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH ENERGIZED PARTS
Investigation abstract
AN EMPLOYER HAD FINISHED THE CONSTRUCTION OF A NEW ELECTRIC SWITCH RACK FOR A CU NEARBY ASSEMBLY WORKER TO PLUG IN THE POWER SUPPLY. THE WIRING INSPECTOR WAS ELE CTROCUTED, IN SPITE OF THE FIRST AID TREATMENT HE RECEIVED. THE EMPLOYEE HAD BEE N TRAINED IN THIS TYPE OF WORK AND HAD BEEN PERFORMING IT FOR THE LAST 4 YEARS. STOMER--A PETROLEUM COMPANY. BEFORE DELIVERY, THE RACK HAD TO UNDERGO ELECTRICAL TESTING. THIS TESTING WAS BEING HINDERED BY A FAULTY RELAY, WHICH WAS CHATTERIN G. SEVERAL ATTEMPTS WERE MADE BY THE ELECTRICAL ASSEMBLY PERSONNEL TO REPAIR THE RELAY, SO THAT IT WOULD NOT HAVE TO BE REPLACED. (NO REPLACEMENTS WERE IN STOCK ; ONE WOULD HAVE TO BE ORDERED.) THE EMPLOYEE PERFORMING THE TESTING, A WIRING I NSPECTOR, WAS ASKED TO REPEAT THE TESTS. HE UNWOUND THE CABLES FROM THE 480-VOLT POWER SUPPLY FOR THE TEST AND DID NOT NOTICE THAT THE CONTROL FOR THE UNIT WAS IN THE "ON" POSITION. WHILE HOLDING THE CABLE LEADS IN HIS HANDS, HE DIRECTED A
Victim
-
#1 Fatality Age 34 M
- Nature of injury
- 10
- Part of body
- 12
- Event type
- 13
- Source
- 15
- Occupation code
- 689
- Human factor
- 20
- Environmental factor
- 18
- Hazardous substance
- 8870
- Task assigned
- 1
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.